One-Hand Turning: Rotate from rear-facing mode with one hand for easy access3-in-1 Use: Rear-facing harness 4-40 lb, forward-facing harness 26.5-65 lb, highback booster 40-100 lbQuick Installation: SnugLock technology for a less than one minute installationImproved Safety: Graco ProtectPlus Engineered for enhanced protection in different crash typesAdjustable Comfort: No-Rethread Simply Safe Adjust Harness System for tailored fit